Finding the Fourth Proportional to 60,543,983.99, 83,576,523.48 and 40,709,246.29
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Solution
The fourth proportional to 60,543,983.99, 83,576,523.48 and 40,709,246.29 is: 56,196,124.77
Step by Step Solution
- Step 1: Write the proportion equation
60,543,983.99 : 83,576,523.48 = 40,709,246.29 : x - Step 2: Convert to fraction form
60,543,983.99/83,576,523.48 = 40,709,246.29/x - Step 3: Cross multiply
60,543,983.99x = 83,576,523.48 × 40,709,246.29 - Step 4: Simplify right side
60,543,983.99x = 3,402,337,278,276,676.50 - Step 5: Solve for x
x = 3,402,337,278,276,676.50/60,543,983.99 - Step 6: Final answer
x = 56,196,124.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.